Siemens MLKC3A Copper Lug Kit 250A 3-Phase P1 Panelboard 6 AWG-350 kcmil New Model: MLKC3A. Conductor range: 6 AWG to 350 kcmil (Copper only). Compatible with revised P1, S1, and S2 panelboards. Not compatible with original P1 panelboards produced before January 2015. Copper lug kit. byJuly 4, 2026
